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<H1><A NAME="12">12  Utilities in JpGraph</A></H1>
 This is a short account for the utilities shipped with JpGraph in the
 &quot;utils&quot; directory.
<H2><A NAME="12_1">12.1  Under the utils/misc directory</A></H2>
<UL>
<LI><I> adjimg.php</I> Lets you adjust the contrast, brightness and
 saturation in a image.
<BR><B> Usage:</B> adjimg.php?file=nameue][turation]</LI>
<LI><I> gencolorchart.php</I> Generates a color chart with all colors
 available in JpGraph</LI>
<LI><I> mkgrad.php</I> A tool to easily generate gradient images for use
 as backgounds</LI>
<LI><I> imgdbschema.inc</I> A set of utility classes used to easy
 generate DB schema reading the data straight from the DB. See more in
 the chapter<A href="8canvas.html"> Working directly on the canvas</A></LI>
</UL>
<H2><A NAME="12_2">12.2  Under the utils/jpdcgen</A></H2>
 This directory contains all the scripts that make up the DDDA
 documentation architecture that is used to generate the database based
 documentation architecture used for JpGraph. This is completely generic
 and could be used for any PHP project which needs to combine both
 automatic and manual documentation.
<P> The main entry point is<I> jpdocedit.php</I></P>
<P> Please see the standalone documentation for DDDA.</P>
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